Our Defence and Security teams provide design and engineering services for our nuclear and defence clients across the UK and abroad. Our team is experiencing exciting growth and long-term prospects within our established practice, and we are looking for Systems Engineers with transferable skills who are passionate about developing themselves and in meeting new challenges. We offer hybrid working with 1-2 days in the office. Bristol, Reading, London, Glasgow, Manchester, UK network of offices. Occasional site visits may be necessary.
About the Opportunity
We are looking for Systems Engineers (Engineer/Consultant grades) to join our UK based team; main location is flexible with the majority of work able to be carried out from home, with visits to sites potentially required. As part of a growing team, you will have the opportunity to work on some of the UK's most innovative and strategically important programmes across the Ministry of Defence (MoD), Nuclear New Build, emerging nuclear technologies, and Nuclear Decommissioning, making a tangible impact while advancing your career.
This role provides a fantastic career opportunity, whilst developing your skills and experiences under the guidance and mentorship within our systems engineering team.
We require Systems Engineers who enjoy working with wider Project Team and who have a commercial understanding as well as knowledge of MoD processes and procedures. You would be working across a range of different activities at various stages of the systems engineering life cycle.
Key Responsibilities Include:
Steering the Systems Engineering principles and processes through the project stakeholder’s approval processes;
Provision of SME advice to project stakeholders and project teams regarding the systems engineering processes;
Capturing, validating and managing the project’s requirements and V&V strategy and planning;
Ensuring consistency in approach to user, system, design and safety requirements capture and tracking;
Provision of SME advice and responsibility for interface management of systems;
Plan, develop, update Systems Engineering (SE) artefacts i.e. ConOps, RAMS, URDs, SRDs, VVRMs, ITEAPs.
System Interface Documents, Integration Plans, Test Plans, Test Schedules, Acceptance Case Reports;
Preparing presentations and representing SE in stakeholder meetings
Benefits:
At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive.
Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises. We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all.
We’ll inspire and empower you to deliver your best work so you can evolve, grow and succeed – today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive team who always strive to do the right thing for our people, clients and communities.
People are our greatest asset, and we offer a competitive package to retain and attract the best talent.
In addition to the benefits you’d expect, UK employees also receive free single medical cover and digital GP service, family-friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships. Work-life balance and flexibility is a key focus area for us. We’re happy to discuss hybrid, part-time and flexible working hours, patterns and locations to suit you and our business. Career development is also offered.
Here's is what you need:
A minimum of a bachelor’s degree in a recognised engineering or STEM discipline
Experience of Systems Engineering activities in a complex, safety focussed and regulated organisation with multiple complex interfaces. Ideally within the UK MoD, or a similar regulated environment
Have a holistic approach to Systems Engineering and general Engineering activities
Be delivery focussed with an enthusiasm to make a positive difference
Demonstrable experience of change management, rapidly adapting to emerging requirements, changing circumstances and high levels of uncertainty and ambiguity in a fast-changing environment
Our Culture:
Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration.
We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work.
When we embrace different perspectives and work together, we become more innovative, more agile, and more successful.
We partner with VERCIDA, for greater online accessibility please visit www.vercida.com to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role.
If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact [email protected]
Skills Required
- UK nationality
- Ability to apply for SC clearance
- Bachelor's degree in a recognized engineering or STEM discipline
- Experience performing systems engineering activities in complex, safety-focused, regulated organizations with multiple complex interfaces
- Holistic approach to systems engineering and general engineering activities
- Delivery-focused approach and enthusiasm to make a positive difference
- Demonstrable change-management experience and ability to adapt to emerging requirements, changing circumstances, uncertainty, and ambiguity
- Experience within the UK Ministry of Defence, Atomic Weapons Establishment, or a similar regulated environment
Amentum Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Amentum and has not been reviewed or approved by Amentum.
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Healthcare Strength — Healthcare offerings are described as comprehensive, with medical, dental, and vision plans and multiple PPO/HSA options. Mental health support via an employee assistance program and other wellness resources is also included in the benefits mix.
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Retirement Support — Retirement support is positioned as a meaningful part of total rewards through a 401(k) plan with employer matching. Profit-sharing contributions and immediate or near-term vesting in some cases further strengthen the retirement value proposition.
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Leave & Time Off Breadth — Time-off benefits are presented as solid for the sector, including tiered PTO accrual by tenure and a set of paid holidays. Role-dependent flexible or remote work options and leave programs add to perceived work-life support.
Amentum Insights
What We Do
Amentum is a premier global technical and engineering services partner supporting critical programs of national significance across defense, security, intelligence, energy, and environment. We draw from a century-old heritage of operational excellence, mission focus, and successful execution underpinned by a strong culture of safety and ethics. Headquartered in Germantown, Md., we employ more than 20,000 people in 48 states and 28 foreign countries and territories. Visit us at amentum.com to explore how we deliver excellence for our customers’ most vital missions.








